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An Introduction to Finite Element Analysis of Material Microstructure Properties in nanoHUB
Online Presentations | 19 Oct 2023 | Contributor(s):: Yang Dan
In this webinar, Yang will give a brief introduction to the fundamentals of FEA and OOF2, and demonstrate OOF2 simulations of stress distribution in example materials, with and without temperature effect.
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ABAQUS 16 Applied Pressure Modeling
Animations | 02 Dec 2022 | Contributor(s):: Iveena Mukherjee
This is the representative volume element of the timeframe for an ABAQUS model consisting of varying biocomposite materials, under uniaxial stress with the units of 16 MPa.
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Microstructure Modeling with OOF2 and OOF3D
Online Presentations | 26 Aug 2022 | Contributor(s):: Andrew Reid, Stephen Langer
The OOF object-oriented finite element software, developed at the National Institute of Standards and Technology, provides an interactive FEM tool which packages sophisticated mathematical capabilities with a user-interface that speaks the language of materials science...
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OOF3D: Finite Element Analysis of 3D Microstructures
Tools | 14 Apr 2017 | Contributor(s):: Stephen Langer, Andrew Reid, Valerie R. Coffman, Rhonald Lua
OOF3D calculates the physical properties of three dimensional microstructures
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MOOSE (Multi-physics Object Oriented Simulation Environment)
Tools | 21 May 2020 | Contributor(s):: Steven Clark, Larry Aagesen, Daniel Schwen
Idaho National Laboratory's MOOSE (Multi-physics Object Oriented Simulation Environment)
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3 min Research Talk: Hierarchical Material Optimization using Neural Networks
Online Presentations | 29 Oct 2019 | Contributor(s):: Miguel Arcilla Cuaycong
In this presentation, we sought to use a neural network (NN) to identify optimal arrangements of four different constituents in a tape spring to be used as snapping mechanisms in phase transforming cellular material that can dissipate energy.
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Digital Manufacturing
Online Presentations | 07 Jun 2019 | Contributor(s):: Jian Cao
This lecture focuses on the future of manufacturing, envisioned to be a mixture of customized manufacturing and concentrated manufacturing.
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Kirigami Design and Analysis
Tools | 19 Apr 2018 | Contributor(s):: Subhadeep De, Darren K Adams
Design and mechanical analysis of Kirigami structures
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Bridging Mechanics and Electrochemistry: Experiments and Modeling on Battery Materials
Online Presentations | 03 Oct 2018 | Contributor(s):: Kejie Zhao
This talk focuses on the interplay of mechanics, such as large deformation, plasticity, and fracture, with chemical reactions in Li-ion batteries. I will discuss the theories of coupled diffusion and stress, stress regulated interfacial reactions, reactive flow, and corrosive fracture in...
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Grain Boundary Motion Analysis
Presentation Materials | 08 Aug 2018 | Contributor(s):: Jeremy Seiji Marquardt, Xiaorong Cai, Marisol Koslowski
Grain growth is a mechanism to relax residual stresses in thin films. These grains grow out of the thin film surface and are known as whiskers. These whiskers can cause short circuits, so developing scalable and cost effective solutions would increase the reliability and...
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1D finite element analysis ME 323
Tools | 19 Mar 2018 | Contributor(s):: Peter Kolis, Marisol Koslowski
Mechanics of Materials using Jupyter Notebooks
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Dynamic Crack Growth under Periodic Excitation Simulator
Tools | 02 Aug 2017 | Contributor(s):: Rachel Katherine Kohler, Nicolò Grilli, Marisol Koslowski
Simulate 2D crack growth due to sinusoidal loading.
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Overview and Applications of the Object Oriented Finite Element Analysis (OOF2)
Online Presentations | 12 Feb 2016 | Contributor(s):: R. Edwin García
Edwin Garcia is an associate professor of Materials Engineering who is interested in the application of theoretical and computational materials science to understand the relations between material properties and microstructure. His research places special emphasis on establishing analytical...
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On the Design of a Finite Element Multigrid Solver for Mimetic Finite Difference Schemes
Online Presentations | 02 Feb 2016 | Contributor(s):: Carmen Rodrigo
The focus of this work is to study the relation between mimetic finite difference schemes on triangular grids and some finite element methods for two model problems based on curl-rot and grad-div operators. With this purpose, modified Nédélec and Raviart-Thomas finite element...
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Least-Squares Finite Element Method and Nested Iteration for Electromagnetic Two-Fluid Plasma Models
Online Presentations | 02 Feb 2016 | Contributor(s):: Christopher Leibs
Efforts are currently being directed towards a fully implicit, electromagnetic, JFNK-based solver, motivating the necessity of developing a fluid-based, electromagnetic, preconditioning strategy [1]. The two-fluid plasma (TFP) model is an ideal approximation to the kinetic Jacobian. The TFP model...
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Geometric Multigrid for MHD Simulations with Nedelec Finite Elements on Tetrahedral Grids
Online Presentations | 02 Feb 2016 | Contributor(s):: Chris Hansen
The Magneto-HydroDynamic (MHD) model is used extensively to simulate macroscopic plasma dynamics in Magnetic Confinement Fusion (MCF) devices. In these simulations, the span of time scales from fast wave dynamics to the desired evolution of equilibrium due to transport processes is large,...
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Parallel Multigrid Preconditioner Based on Automatic 3D Tetradedric Meshes
Online Presentations | 02 Feb 2016 | Contributor(s):: Frederic Vi
Multigrid methods are efficient for solving large sparse linear systems. Geometric (GMG) and Algebraic Multigrid (AMG) have both their own benefits and limitations. Combining the simplicity of AMG with the efficiency of GMG lead us to the development of an Hybrid Multigrid preconditionner. From...
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Multilevel Markov Chain Monte Carlo for Uncertainty Quantification in Subsurface Flow
Online Presentations | 02 Feb 2016 | Contributor(s):: Christian Ketelsen
The multilevel Monte Carlo method has been shown to be an effective variance reduction technique for quantifying uncertainty in subsurface flow simulations when the random conductivity field can be represented by a simple prior distribution. In state-of-the-art subsurface simulation the...
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Stable Discretizations and Robust Block Preconditioners for Fluid-Structure Interaction Systems
Online Presentations | 02 Feb 2016 | Contributor(s):: Kai Yang
In our work we develop a family of preconditioners for the linear algebraic systems arising from the arbitrary Lagrangian-Eulerian discretization of some fluid-structure interaction models. After the time discretization, we formulate the fluid-structure interaction equations as saddle point...
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MSE 498: Computational Materials Science and Engineering
Courses | 29 Mar 2015 | Contributor(s):: Andrew Ferguson
This new course will give students hands-on experience with popular computational materials science and engineering software through a series of projects in: electronic structure calculation (e.g., VASP), molecular simulation (e.g., GROMACS), phase diagram modeling (e.g.,...